Finding the Fourth Proportional to 5,561.52, 7,673.10 and 3,968.43

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.52 : 7,673.10 = 3,968.43 : x
2. Step 2: Convert to fraction form
   5,561.52/7,673.10 = 3,968.43/x
3. Step 3: Cross multiply
   5,561.52x = 7,673.10 × 3,968.43
4. Step 4: Simplify right side
   5,561.52x = 30,450,160.23
5. Step 5: Solve for x
   x = 30,450,160.23/5,561.52
6. Step 6: Final answer
   x = 5,475.15